public class Example2_2 {
   public static void main (String args[]){
      byte  b = 22;
      int  n = 129;
      float f = 123456.6789f ;
      double d =123456789.123456789;
      System.out.println("b = "+b);
      System.out.println("n = "+n);
      System.out.println("f = "+f);
      System.out.println("d = "+d);
      b = (byte)n;
      f = (float)d;
      System.out.println("b = "+b);
      System.out.println("f = "+f);
    }
}